Friday Harbor Airport Weather Forecast

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    Rain Likely

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    Rain

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    Rain

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    Rain Likely

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    Chance Rain

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    Rain Likely

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    Rain Likely

Today 13 Nov San Juan County

Rain likely in the Morning, then rain. Rainfall Amounts a half inch to one inch possible. Highs in the mid to upper 50s. Southeast wind 10 to 15 Mph becoming northwest in the afternoon.

Tonight 13 Nov San Juan County

Mostly cloudy. A chance of rain in the evening. A slight chance of rain after Midnight, then a chance of rain late in the night. Lows in the lower to mid 40s. Northwest wind 10 to 15 Mph becoming west after midnight.

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Friday Harbor Airport Temperature Statistics

November Temperature

Friday Harbor Airport (0 miles)

  • Lowest 4 November, 2025

    37 °F

  • Average November

    48.7 °F

  • Highest 5 November, 2025

    57 °F

Climate (2020–Present)

Friday Harbor Airport (0 miles)

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  • Average Low 2020–2025

    44.3 °F

  • Average 2020–2025

    51.8 °F

  • Average High 2020–2025

    59.6 °F
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